NASA's Mars Global Surveyor shows dark slope streaks coming down the slopes of a knob in western Amazonis Planitia on Mars. All of the surfaces are mantled by dust. On the slopes, mass movement of dry dust has created the streaks.

28 May 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows dark slope streaks coming down the slopes of a knob in western Amazonis Planitia. All of the surfaces in this image are mantled by dust. On the slopes, mass movement of dry dust has created the streaks.

Location near: 19.6°N, 166.1°W
Image width: ~3 km (~1.9 mi
Illumination from: lower left
Season: Northern Autumn

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